./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2187ad12904216f135de1d4e0a00e45b56b4da69 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 01:56:33,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 01:56:33,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 01:56:33,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 01:56:33,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 01:56:33,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 01:56:33,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 01:56:33,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 01:56:33,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 01:56:33,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 01:56:33,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 01:56:33,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 01:56:33,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 01:56:33,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 01:56:33,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 01:56:33,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 01:56:33,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 01:56:33,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 01:56:33,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 01:56:33,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 01:56:33,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 01:56:33,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 01:56:33,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 01:56:33,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 01:56:33,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 01:56:33,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 01:56:33,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 01:56:33,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 01:56:33,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 01:56:33,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 01:56:33,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 01:56:33,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 01:56:33,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 01:56:33,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 01:56:33,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 01:56:33,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 01:56:33,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 01:56:33,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 01:56:33,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 01:56:33,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 01:56:33,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 01:56:33,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 01:56:33,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 01:56:33,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 01:56:33,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 01:56:33,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 01:56:33,671 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 01:56:33,671 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 01:56:33,672 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 01:56:33,672 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 01:56:33,672 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 01:56:33,672 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 01:56:33,672 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 01:56:33,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 01:56:33,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 01:56:33,673 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 01:56:33,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 01:56:33,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 01:56:33,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 01:56:33,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 01:56:33,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 01:56:33,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 01:56:33,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 01:56:33,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 01:56:33,676 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 01:56:33,676 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 01:56:33,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 01:56:33,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 01:56:33,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 01:56:33,677 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 01:56:33,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 01:56:33,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 01:56:33,678 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 01:56:33,678 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 01:56:33,679 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2187ad12904216f135de1d4e0a00e45b56b4da69 [2019-11-20 01:56:33,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 01:56:33,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 01:56:33,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 01:56:33,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 01:56:33,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 01:56:33,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2019-11-20 01:56:33,924 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/data/3377f7802/694baf5a22134de987b714c8a699ae72/FLAGbc835d7ae [2019-11-20 01:56:34,329 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 01:56:34,330 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2019-11-20 01:56:34,336 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/data/3377f7802/694baf5a22134de987b714c8a699ae72/FLAGbc835d7ae [2019-11-20 01:56:34,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/data/3377f7802/694baf5a22134de987b714c8a699ae72 [2019-11-20 01:56:34,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 01:56:34,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 01:56:34,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 01:56:34,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 01:56:34,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 01:56:34,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:56:34" (1/1) ... [2019-11-20 01:56:34,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70041b58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:34, skipping insertion in model container [2019-11-20 01:56:34,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:56:34" (1/1) ... [2019-11-20 01:56:34,758 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 01:56:34,775 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 01:56:34,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:56:34,989 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 01:56:35,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:56:35,027 INFO L192 MainTranslator]: Completed translation [2019-11-20 01:56:35,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35 WrapperNode [2019-11-20 01:56:35,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 01:56:35,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 01:56:35,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 01:56:35,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 01:56:35,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 01:56:35,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 01:56:35,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 01:56:35,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 01:56:35,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... [2019-11-20 01:56:35,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 01:56:35,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 01:56:35,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 01:56:35,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 01:56:35,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-20 01:56:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-20 01:56:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 01:56:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-20 01:56:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 01:56:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 01:56:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-20 01:56:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 01:56:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 01:56:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 01:56:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 01:56:35,586 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 01:56:35,609 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 01:56:35,609 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-20 01:56:35,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:56:35 BoogieIcfgContainer [2019-11-20 01:56:35,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 01:56:35,611 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 01:56:35,611 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 01:56:35,614 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 01:56:35,615 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 01:56:35,615 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 01:56:34" (1/3) ... [2019-11-20 01:56:35,616 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@299cfc14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 01:56:35, skipping insertion in model container [2019-11-20 01:56:35,616 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 01:56:35,616 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:56:35" (2/3) ... [2019-11-20 01:56:35,616 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@299cfc14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 01:56:35, skipping insertion in model container [2019-11-20 01:56:35,616 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 01:56:35,617 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:56:35" (3/3) ... [2019-11-20 01:56:35,618 INFO L371 chiAutomizerObserver]: Analyzing ICFG test-bitfields-3-1.i [2019-11-20 01:56:35,654 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 01:56:35,654 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 01:56:35,654 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 01:56:35,655 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 01:56:35,655 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 01:56:35,655 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 01:56:35,655 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 01:56:35,655 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 01:56:35,666 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states. [2019-11-20 01:56:35,687 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2019-11-20 01:56:35,688 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 01:56:35,688 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 01:56:35,694 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-20 01:56:35,694 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-20 01:56:35,694 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 01:56:35,694 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states. [2019-11-20 01:56:35,697 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2019-11-20 01:56:35,697 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 01:56:35,698 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 01:56:35,701 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-20 01:56:35,701 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-20 01:56:35,708 INFO L794 eck$LassoCheckResult]: Stem: 28#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(10);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(3, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 5 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 6 + ~#d~0.offset, 4); 10#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_#t~mem8, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; 24#L41true call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 14##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 5#$Ultimate##0true #t~loopctr13 := 0; 25#L-1-1true [2019-11-20 01:56:35,708 INFO L796 eck$LassoCheckResult]: Loop: 25#L-1-1true assume #t~loopctr13 < size;call #t~mem14 := read~unchecked~int(src.base, src.offset + #t~loopctr13, 4);call write~unchecked~int(#t~mem14, dest.base, dest.offset + #t~loopctr13, 4);call #t~mem15 := read~unchecked~int(src.base, src.offset + #t~loopctr13, 1);call write~unchecked~int(#t~mem15, dest.base, dest.offset + #t~loopctr13, 1);#t~loopctr13 := 1 + #t~loopctr13; 25#L-1-1true [2019-11-20 01:56:35,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:56:35,713 INFO L82 PathProgramCache]: Analyzing trace with hash 28780603, now seen corresponding path program 1 times [2019-11-20 01:56:35,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:56:35,721 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645959155] [2019-11-20 01:56:35,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:56:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:56:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:56:35,861 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 01:56:35,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:56:35,862 INFO L82 PathProgramCache]: Analyzing trace with hash 114, now seen corresponding path program 1 times [2019-11-20 01:56:35,862 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:56:35,862 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560810268] [2019-11-20 01:56:35,863 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:56:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:56:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:56:35,876 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 01:56:35,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:56:35,878 INFO L82 PathProgramCache]: Analyzing trace with hash 892198776, now seen corresponding path program 1 times [2019-11-20 01:56:35,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:56:35,878 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742419924] [2019-11-20 01:56:35,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:56:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:56:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:56:35,933 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 01:56:36,422 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-11-20 01:56:36,561 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-11-20 01:56:36,886 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2019-11-20 01:56:36,992 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 01:56:36,993 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 01:56:36,993 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 01:56:36,993 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 01:56:36,994 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 01:56:36,994 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:36,994 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 01:56:36,994 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 01:56:36,995 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3-1.i_Iteration1_Lasso [2019-11-20 01:56:36,995 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 01:56:36,995 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 01:56:37,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:37,567 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2019-11-20 01:56:37,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:38,217 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 01:56:38,222 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,242 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,265 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,303 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,354 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,396 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,545 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,567 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,626 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:38,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:38,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 01:56:38,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,665 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2019-11-20 01:56:38,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,672 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 01:56:38,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 01:56:38,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,712 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,742 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,806 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 01:56:38,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:38,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:38,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:38,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:38,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:38,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:38,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 01:56:38,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:38,860 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 01:56:39,021 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2019-11-20 01:56:39,021 INFO L444 ModelExtractionUtils]: 9 out of 19 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:39,028 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:39,036 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-20 01:56:39,036 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 01:56:39,037 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr13, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr13 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2019-11-20 01:56:39,119 INFO L297 tatePredicateManager]: 27 out of 27 supporting invariants were superfluous and have been removed [2019-11-20 01:56:39,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2019-11-20 01:56:39,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:56:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:56:39,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 01:56:39,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 01:56:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:56:39,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 01:56:39,212 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 01:56:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:56:39,228 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-20 01:56:39,229 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states. Second operand 2 states. [2019-11-20 01:56:39,288 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states.. Second operand 2 states. Result 38 states and 53 transitions. Complement of second has 6 states. [2019-11-20 01:56:39,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-20 01:56:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-11-20 01:56:39,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2019-11-20 01:56:39,298 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2019-11-20 01:56:39,299 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 01:56:39,299 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2019-11-20 01:56:39,299 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 01:56:39,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-20 01:56:39,300 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 01:56:39,301 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 53 transitions. [2019-11-20 01:56:39,308 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-20 01:56:39,313 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 9 states and 11 transitions. [2019-11-20 01:56:39,314 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2019-11-20 01:56:39,315 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2019-11-20 01:56:39,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2019-11-20 01:56:39,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 01:56:39,316 INFO L688 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2019-11-20 01:56:39,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2019-11-20 01:56:39,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2019-11-20 01:56:39,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-11-20 01:56:39,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2019-11-20 01:56:39,336 INFO L711 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2019-11-20 01:56:39,336 INFO L591 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2019-11-20 01:56:39,336 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 01:56:39,337 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2019-11-20 01:56:39,337 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-20 01:56:39,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 01:56:39,337 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 01:56:39,337 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-20 01:56:39,338 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-20 01:56:39,338 INFO L794 eck$LassoCheckResult]: Stem: 225#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(10);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(3, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 5 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 6 + ~#d~0.offset, 4); 221#L-1 havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_#t~mem8, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; 222#L41 call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 227##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 223#$Ultimate##0 #t~loopctr13 := 0; 224#L-1-1 assume !(#t~loopctr13 < size);#t~loopctr16 := 0; 226#L-1-3 [2019-11-20 01:56:39,338 INFO L796 eck$LassoCheckResult]: Loop: 226#L-1-3 assume #t~loopctr16 < size;#t~loopctr16 := 4 + #t~loopctr16; 226#L-1-3 [2019-11-20 01:56:39,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:56:39,338 INFO L82 PathProgramCache]: Analyzing trace with hash 892198778, now seen corresponding path program 1 times [2019-11-20 01:56:39,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:56:39,339 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934404942] [2019-11-20 01:56:39,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:56:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:56:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:56:39,422 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934404942] [2019-11-20 01:56:39,423 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 01:56:39,423 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 01:56:39,424 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77493088] [2019-11-20 01:56:39,426 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 01:56:39,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:56:39,426 INFO L82 PathProgramCache]: Analyzing trace with hash 120, now seen corresponding path program 1 times [2019-11-20 01:56:39,426 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:56:39,427 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14016995] [2019-11-20 01:56:39,427 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:56:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:56:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:56:39,440 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 01:56:39,452 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 01:56:39,452 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 01:56:39,452 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 01:56:39,452 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 01:56:39,452 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 01:56:39,453 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:39,453 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 01:56:39,453 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 01:56:39,453 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3-1.i_Iteration2_Loop [2019-11-20 01:56:39,453 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 01:56:39,453 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 01:56:39,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:39,475 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 01:56:39,476 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:39,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 01:56:39,482 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:39,492 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 01:56:39,492 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:39,614 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 01:56:39,616 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 01:56:39,616 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 01:56:39,616 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 01:56:39,616 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 01:56:39,616 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 01:56:39,616 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:39,616 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 01:56:39,616 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 01:56:39,616 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3-1.i_Iteration2_Loop [2019-11-20 01:56:39,617 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 01:56:39,617 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 01:56:39,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 01:56:39,638 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 01:56:39,639 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 01:56:39,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 01:56:39,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 01:56:39,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 01:56:39,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 01:56:39,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 01:56:39,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 01:56:39,647 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 01:56:39,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:39,650 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 01:56:39,653 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-20 01:56:39,653 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_081f752f-6d39-4e8a-9a61-da45a3fde8d2/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 01:56:39,656 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 01:56:39,657 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 01:56:39,657 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 01:56:39,657 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr16, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr16 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2019-11-20 01:56:39,658 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-20 01:56:39,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2019-11-20 01:56:39,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:56:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:56:39,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 01:56:39,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 01:56:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:56:39,710 WARN L253 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 01:56:39,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 01:56:39,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:56:39,711 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-20 01:56:39,713 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4 Second operand 2 states. [2019-11-20 01:56:39,722 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4. Second operand 2 states. Result 9 states and 11 transitions. Complement of second has 3 states. [2019-11-20 01:56:39,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2019-11-20 01:56:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-11-20 01:56:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2019-11-20 01:56:39,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2019-11-20 01:56:39,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 01:56:39,725 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 7 letters. Loop has 1 letters. [2019-11-20 01:56:39,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 01:56:39,725 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2019-11-20 01:56:39,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 01:56:39,725 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 11 transitions. [2019-11-20 01:56:39,726 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 01:56:39,726 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2019-11-20 01:56:39,726 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 01:56:39,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 01:56:39,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 01:56:39,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 01:56:39,726 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 01:56:39,727 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 01:56:39,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 01:56:39,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 01:56:39,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 01:56:39,730 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 4 states. [2019-11-20 01:56:39,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 01:56:39,734 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-20 01:56:39,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 01:56:39,734 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-20 01:56:39,734 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 01:56:39,735 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 01:56:39,735 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 01:56:39,735 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 01:56:39,735 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 01:56:39,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 01:56:39,735 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 01:56:39,735 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 01:56:39,736 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 01:56:39,736 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 01:56:39,736 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 01:56:39,736 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 01:56:39,736 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 01:56:39,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 01:56:39 BoogieIcfgContainer [2019-11-20 01:56:39,743 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 01:56:39,744 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 01:56:39,744 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 01:56:39,744 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 01:56:39,744 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:56:35" (3/4) ... [2019-11-20 01:56:39,747 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 01:56:39,748 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 01:56:39,749 INFO L168 Benchmark]: Toolchain (without parser) took 5012.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 208.7 MB). Free memory was 951.4 MB in the beginning and 904.4 MB in the end (delta: 47.0 MB). Peak memory consumption was 255.7 MB. Max. memory is 11.5 GB. [2019-11-20 01:56:39,750 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:56:39,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -180.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-20 01:56:39,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:56:39,755 INFO L168 Benchmark]: Boogie Preprocessor took 59.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:56:39,756 INFO L168 Benchmark]: RCFGBuilder took 477.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. [2019-11-20 01:56:39,757 INFO L168 Benchmark]: BuchiAutomizer took 4132.20 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.1 GB in the beginning and 904.4 MB in the end (delta: 197.8 MB). Peak memory consumption was 266.5 MB. Max. memory is 11.5 GB. [2019-11-20 01:56:39,757 INFO L168 Benchmark]: Witness Printer took 4.25 ms. Allocated memory is still 1.2 GB. Free memory is still 904.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:56:39,766 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -180.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 477.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4132.20 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.1 GB in the beginning and 904.4 MB in the end (delta: 197.8 MB). Peak memory consumption was 266.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.25 ms. Allocated memory is still 1.2 GB. Free memory is still 904.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable size - GenericResult: Unfinished Backtranslation unknown boogie variable size * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * aux-#t~loopctr13-aux + unknown-size-unknown and consists of 3 locations. One deterministic module has affine ranking function -1 * aux-#t~loopctr16-aux + unknown-size-unknown and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 8 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 14 SDslu, 1 SDs, 0 SdLazy, 11 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital76 mio100 ax100 hnf100 lsp99 ukn88 mio100 lsp75 div100 bol100 ite100 ukn100 eq175 hnf89 smp100 dnf100 smp100 tf108 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 24ms VariablesStem: 4 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...